Designed for use on continuous low drain. Replaces SR521SW/W, TR521W; Duracell D301, D350, D357, D361, D364, D366, D371, D377, D381, D384, D386, D389, D390, D391, D392, D393, D394, D395, D396, D397, D399, DL2016; Energizer? 379; Goldpeak 379; Maxell SR521SW; Rayovac 379, RW30, RW311, RW313, RW315, RW317, RW320, RW329, RW33, RW36, RW37, RW40, RW410, RW411, RW413, RW42, RW44, RW442, RW47, RW48, RW49; Renata 379; Sony SR521SW; Timex JA; Toshiba SR521SW; and Varta V379. 5.8 mm Dia x 2.15 mm H. 14.5 mAh to 1.3 V. 1.55 V, carded.
